HD6413008F RENESAS [Renesas Technology Corp], HD6413008F Datasheet - Page 240

• Manufacturer Part Number: HD6413008F
• Description: Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
• Manufacturer: RENESAS [Renesas Technology Corp]

8. 16-Bit Timer
Bit 5—Overflow Interrupt Enable 1 (OVIE1): Enables or disables the interrupt requested by the
OVF1 when OVF1 flag is set to 1.
Bit 5
OVIE1
0
1
Bit 4—Overflow Interrupt Enable 0 (OVIE0): Enables or disables the interrupt requested by the
OVF0 when OVF0 flag is set to 1.
Bit 4
OVIE0
0
1
Bit 3—Reserved: This bit cannot be modified and is always read as 1.
Bit 2—Overflow Flag 2 (OVF2): This status flag indicates 16TCNT2 overflow.
Bit 2
OVF2
0
1
Note: 16TCNT underflow occurs when 16TCNT operates as an up/down-counter. Underflow
Bit 1—Overflow Flag 1 (OVF1): This status flag indicates 16TCNT1 overflow.
Bit 1
OVF1
0
1
Rev.4.00 Aug. 20, 2007 Page 196 of 638
REJ09B0395-0400
occurs only when channel 2 operates in phase counting mode (MDF = 1 in TMDR).
Description
OVI1 interrupt requested by OVF1 flag is disabled
OVI1 interrupt requested by OVF1 flag is enabled
Description
OVI0 interrupt requested by OVF0 flag is disabled
OVI0 interrupt requested by OVF0 flag is enabled
Description
[Clearing condition]
Read OVF2 flag when OVF2 = 1, then write 0 in OVF2 flag
[Setting condition]
16TCNT2 overflowed from H'FFFF to H'0000, or underflowed from H'0000 to H'FFFF
Description
[Clearing condition]
Read OVF1 flag when OVF1 = 1, then write 0 in OVF1 flag
[Setting condition]
16TCNT1 overflowed from H'FFFF to H'0000
(Initial value)
(Initial value)
(Initial value)
(Initial value)